Worked-out quarry faces are blots on Britain's countryside. But new techniques now being studied can give nature a helping hand to mellow these scars, with the careful use of a little dynamite. With Jessica Holm and Fergus Keeling.
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Worked-out quarry faces are blots on Britain's countryside. But new techniques now being studied can give nature a helping hand to mellow these scars, with the careful use of a little dynamite. With Jessica Holm and Fergus Keeling.